| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Very Easy | 75 |
3.1%
|
| 2 | Easy | 201 |
8.4%
|
| 3 | Difficult | 152 |
6.3%
|
| 4 | Very Difficult | 112 |
4.7%
|
| 7 | No contact | 1857 |
77.4%
|
| 9 | Don't Know | 3 |
0.1%
|
| 98 | Refused | 0 |
0%
|